QUESTIONS ON ATMOSPHERIC LAYERS

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TEST WILL CONTAIN 5-10 QUESTIONS ON THE SELECTED TOPIC. TRY TO ANSWER MAXIMUM. FOR ANY QUERY PLEASE REFER TO COMMENT BOX.

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Question 1 of 9

1. Question

Consider the following statements
1. Thickness varies from 8 km at the poles to 16 km at the equator
2. All weather phenomenon occur here
3. Occurrence of twilight
4. increase in temperature with increasing height
Select the correct answer using the code given below

a) 1,2 and 3

b) 2,3 and 4

c) 1,3 and 4

d) 1,2,3 and 4

Correct

Incorrect

Question 2 of 9

2. Question

Consider the following statements about the layers of atmosphere:
1. Stratosphere has higher temperature than Tropopause because it has lesser number of gases; hence scattering of the incoming solar radiation is less.
2. The temperature of Tropopause above the equator is less than the temperature of Tropopause above the poles.
Which of the statements given above is/are correct ?

a) only 1

b) only 2

c) both 1 and 2

d) Neither 1 nor 2

Correct

Incorrect

Question 3 of 9

3. Question

Which of the following group of gases is a major constitute of the earth’s atmosphere ?

(a) Oxygen, Nitrogen, and Argon

(b) Nitrogen, Oxygen and Carbon dioxide

(c) Oxygen, Carbon dioxide and Hydrogen

(d) Nitrogen, Carbon dioxide and methane

Correct

Incorrect

Question 4 of 9

4. Question

Consider the following statements about Mesosphere
1. Temperature decreases with height
2. Contains ozone
Select the incorrect answer using the code given below:

a) only 1

b) only 2

c) both 1 and 2

d) neither 1 nor 2

Correct

Incorrect

Question 5 of 9

5. Question

Consider the following statements about Kennelly Heaviside layer
1. It contains electrically charged particles
2. Responsible for radio communication
3. Part of thermosphere
Select the correct answer using the code given below

a) 1 and 2

b) 2 and 3

c) 1,2 and 3

d) 1 and 3

Correct

Incorrect

Question 6 of 9

6. Question

Consider the following statements about Van Allen’s Radiation Belts
1. It is a magnetic field of earth
2. Represents concentrations of highly charged particles
3. Part of Exosphere
Select the correct answer using the code given below

a) 1and 2

b) 2 and 3

c) 1,2 and 3

d) 1 and 3

Correct

Incorrect

Question 7 of 9

7. Question

Consider the following statements about auroras
1. Charged particles from the sun captured by earth’s magnetic field
2. Luminous phenomenon seen in the sky at night near equator
3. In the Southern Hemisphere it is known as aurora borealis
Select the incorrect answer using the code given below

a) 1 and 2

b) 2 and 3

c) 1, 2 and 3

d) 1 and 3

Correct

Incorrect

Question 8 of 9

8. Question

Consider the following statements regarding Aurora.
1. It is a sudden blinding which makes the horizon vanish with no difference between the white land and the sky.
2. It is caused by magnetic storms in the upper atmosphere.
Which of the above statements is/are correct ?

a) 1 only

b) 2 only

c) 1 and 2

d) Neither 1 nor 2

Correct

Incorrect

Question 9 of 9

9. Question

Which of the following statements regarding atmosphere are correct ?
1. Almost all of the weather phenomena occur in the Troposphere.
2. Homosphere extends up to Stratopause.
3. Stratopause contains the protective layer of Ozone.
4. Exosphere has two layers- ionosphere and thermosphere.
Select the correct answer using the codes given below: